$2.99 (Amazon)

Description

Introduction and basics of the new and exciting game Agar.io including:

  • Basic gameplay
  • Tips and tricks
  • In-game strategies
  • Introduction to advanced gameplay

A young team of app and game enthusiasts based in Phoenix, Arizona. They published the slither.io game guide with huge success, and will carry on to work with Booksmango to publish more great game guides in the future.